Service bulletins for the 2018 New Flyer Xcelsior
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
9 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Engine are shown. Show all
| TSIB 21-02 | 2021-05-06. Service bulletin. ENGINE AND ENGINE COOLING. Technical Services Information Bulletin describing how to inspect specifically equipped vehicles, for possible pinch points on the Modine radiator fan harness routing. |
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| ITS58508 | 2019-02-19. Service bulletin. EQUIPMENT; ENGINE. This Maintenance Instruction Describes How to Retrofit Upgraded PEM Electric Drive Motor Mount Hardware and Fuel Cell Mounting Hardware. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.